dynamic network scripts

Jim Gifford lfs at jg555.com
Sun Jan 30 12:14:30 PST 2005


Gerard Beekmans wrote:

>Hi guys,
>
>This may fall beyond the scope of the stock LFS bootscripts. I'll put
>the idea forth anyways since I'll be working on it. We'll have to
>discuss if it (or something similar) will be included into the
>bootscripts package or not.
>
>The issue I'm finding is with the networking setup of my laptop. I have
>both wireless and wired network connections depending on where I go. A
>little bit of auto-detection wouldn't be a bad thing really. What would
>be nice is something as follows:
>
>Run "iwlist wlan0 scan" to see if my home ESSID shows up. If so, I'm
>home and will most likely want to connect to it, so run the proper
>commands to set my essid and encryption to match and run dhcp to get an
>IP address. I also travel to the office a lot with it, so if my home
>ESSID isn't in the iwlist output, look for other known ESSIDs and join
>those networks if available.
>
>This is much like how it works in Windows where you set a list of
>preferred networks and if they are available, automatically connect to
>it.
>
>Also, if I want to use a wired connection I might not insert my wireless
>card. The network script would check to make sure there is a link of my
>regular NIC card. If there is a link (ie a cable is plugged in), run
>DHCP on it. If no link, don't bother with DHCP and set a static IP
>address instead.
>
>This is all easily scriptable but not with the current network script.
>Some modifications would be required.
>
>Is there interest in such a thing?
>
>  
>
I'm working on something simliar to this, when I get something working 
I'll forward it to you.


-- 
------
jim at linuxfromscratch.org
lfs at jg555.com

LFS User # 2577
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